Fractional AI CTO
Embedded, C-level AI leadership for mid-market and enterprise teams: AI strategy, architecture, and a roadmap that actually ships. On a retainer, without a full-time hire.
Hendrik Kleinwächter
Fractional AI CTO & AI Transformation Advisor
// Hamburg & remote · 50+ production AI apps · 3 exits · AI-native since 2023
I help companies transform with AI — teaching leadership and engineering teams to ship. 20 years in software, AI-native since 2023, based in the Hamburg area and working with mid-market and enterprise teams across Europe.
How I help companies transform with AI
Executive AI Enablement
Get your leadership team fluent in AI and ready to lead the transformation — what to build, what to buy, where the real ROI and the real risks are.
Dev-Team AI Workshops
Hands-on training that makes engineering teams ship faster and scale their output with AI — coding agents, RAG, and production patterns from 50+ shipped AI apps.
Based in the Hamburg area, working on-site across the Hamburg Metropolitan Region and remotely across Europe. Let's talk about your AI transformation →
Interactive Terminal
hendrik@portfolio ~
Welcome to my corner of the internet!
I'm Hendrik - fractional AI CTO, AI
transformation advisor & bread baker.
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Projects & Experience
Independent AI Consulting
Fractional AI CTO · CurrentHelping mid-market and enterprise teams transform with AI — fractional AI CTO, executive AI enablement, and dev-team workshops. Hamburg area and remote across Europe.
AHEAD Automotive
Chief Technology Officer · FormerBuilt a RAG-powered diagnostic platform serving 50K+ mechanics, processing 2M+ queries/month, and an AI-first engineering culture from the ground up.
theBread.code();
Founder · 300K+ SubscribersBuilt global audience of 300K YouTube subscribers, 5M+ views. Proof that technical content scales when you combine engineering with storytelling.
tripl → trivago
Founder/CTO · AcquiredBuilt ML-powered travel recommendation engine using statistical twin modeling. Successfully acquired by trivago in 2017.
20 years in software, AI-native since 2023, 3 exits, and recommendations from industry leaders. Let's talk.
AI & Engineering Stack
- RAG Systems
- LLM Applications
- Vector Databases
- Generative AI
- OpenAI / Claude API
- Python
- TypeScript
- Ruby on Rails
- React
- AWS
- Kubernetes
- System Architecture
Get in Touch